diff --git a/part4/server/requirements.txt b/part4/server/requirements.txt
index 92dab11..8f5373f 100644
--- a/part4/server/requirements.txt
+++ b/part4/server/requirements.txt
@@ -1,5 +1,5 @@
 aniso8601==6.0.0
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 Flask==1.0.2